Execute and coordinate assigned day-to-day production and data-centre operations, maintain shift logs and complete formal handovers for open incidents, risks and scheduled activities.

Monitor the availability, health and performance of production applications, servers, operating systems, databases, middleware, APIs, cloud services, networks and externally hosted IT services.

Acknowledge alerts, perform authorized first-line diagnosis and recovery, coordinate technical teams and service providers, and escalate incidents in accordance with severity, SLA and major-incident procedures.

Execute and verify scheduled backups, batch processing, system jobs and operational checks; investigate failures and maintain evidence of completion and recovery actions.

Plan and perform approved restore tests and recovery simulations to confirm backup integrity, recoverability and documented restoration procedures.

Support and execute approved disaster-recovery and business-continuity drills, record results, identify gaps and coordinate actions and stakeholder updates.

Execute authorized production infrastructure and network changes within approved maintenance windows; verify prerequisites, approvals, implementation steps, validation and rollback readiness.

Coordinate impacted teams, business units, vendors and hosting partners for approved releases and deployments, maintaining schedule, readiness, progress and completion communications.

Participate in complex infrastructure implementation, upgrades, performance analysis and operational troubleshooting across compute, storage, operating systems, networks and related platforms.

Monitor the condition of data-centre hardware, peripherals, racks and supporting facilities, and coordinate timely repair or replacement without avoidable disruption to 24×7 operations.

Monitor UPS units, air-conditioning, water-leak detection, fire alarms and power-protection systems; conduct approved simulation checks and escalate abnormal conditions immediately.

• Coordinate and verify scheduled preventive maintenance for production hardware, UPS, cooling and related data-centre systems, including readiness, service impact, approvals and completion evidence.